Coal Tar Fumaric Acid Derivative from Canada
Fumaric acid extracted from coal tar light oil fractionation and oxidation, traditional aromatic source for specialty resins. Meets 2917.19.1500 criteria as aromatic-derived acyclic polycarboxylic acid. Historical production method still used in some regions.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include coal tar PAH analysis to address environmental entry requirements
• Verify naphthalene/benzene precursors in process description
• Certify dioxin/furan levels <1 ppt for unrestricted commerce